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Finding the Fourth Proportional to 252,007.60, 378,043.80 and 125,712.40

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Solution

The fourth proportional to 252,007.60, 378,043.80 and 125,712.40 is: 188,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,007.60 : 378,043.80 = 125,712.40 : x
  2. Step 2: Convert to fraction form
    252,007.60/378,043.80 = 125,712.40/x
  3. Step 3: Cross multiply
    252,007.60x = 378,043.80 × 125,712.40
  4. Step 4: Simplify right side
    252,007.60x = 47,524,793,403.12
  5. Step 5: Solve for x
    x = 47,524,793,403.12/252,007.60
  6. Step 6: Final answer
    x = 188,584.76

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